Adds Makefile to languages.json
Make getLanguage handle files without extension.
Merge pull request #151 from chakrit/master

Support for Makefile
Two things. Fixes #153 -- only h1's are considered to be titles ... and new parallel layout. Old parallel layout is now 'classic'
Merge branch 'master' of github.com:jashkenas/docco
Fixes #148, include MIT license.
Docco 0.6.1